Help ! Converting RAMPS 1.4 to 24 V December 04, 2017 07:07AM |
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Re: Help ! Converting RAMPS 1.4 to 24 V December 04, 2017 11:23AM |
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Re: Help ! Converting RAMPS 1.4 to 24 V December 04, 2017 03:44PM |
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Re: Help ! Converting RAMPS 1.4 to 24 V December 04, 2017 07:08PM |
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Re: Help ! Converting RAMPS 1.4 to 24 V December 05, 2017 08:36AM |
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Re: Help ! Converting RAMPS 1.4 to 24 V December 05, 2017 11:22AM |
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Re: Help ! Converting RAMPS 1.4 to 24 V December 05, 2017 12:02PM |
Registered: 6 years ago Posts: 262 |
Quote
viren
Ouch !
I don't know how to thank you all people. But you saved me - literally.
But than in actual sense, is it really a good idea to convert to 24 V because if it is so, why the RAMPS is basically 12 V design ?
Best Regards
Viren
Re: Help ! Converting RAMPS 1.4 to 24 V December 06, 2017 07:24AM |
Registered: 6 years ago Posts: 11 |
Quote
dc42
.....
The benefits of 24V power are:
1. It halves the current you need for the heated bed compared to using 12V power. This is an advantage if you have a large or powerful bed heater. An alternative is to use an AC mains voltage bed heater.
.......
Re: Help ! Converting RAMPS 1.4 to 24 V December 06, 2017 11:23AM |
Registered: 6 years ago Posts: 262 |
Quote
viren
Quote
dc42
.....
The benefits of 24V power are:
1. It halves the current you need for the heated bed compared to using 12V power. This is an advantage if you have a large or powerful bed heater. An alternative is to use an AC mains voltage bed heater.
.......
Half the current or Double the current ?....Let me verify my understanding and clarify my basic - I may be grossly wrong here.
Hypothesis #1
What I understand is say I have a heated bed which is having a fixed resistance due to its physical configuration/setup etc. Now Current = Voltage / Resistance. Now, resistance of my bed is fixed and I am increasing voltage from 12 V to 24 V i.e. Will the current requirement not get doubled ?.
Hypothesis #2
On the contrary, Watt = Voltage x Current and since the power requirement of bed is same and I am doubling the voltage, current will get halved for keeping the multiplication same
Which of the above is true and why ?
Re: Help ! Converting RAMPS 1.4 to 24 V December 06, 2017 11:07PM |
Registered: 6 years ago Posts: 11 |